You can’t determine the severity of breast cancer by having 8 rounds of breast cancer chemotherapy. 8 rounds of chemotherapy for breast cancer does not mean that the disease is serious. Chemotherapy 8 times is usually to do 8 times of chemotherapy, that is to say, to do 8 courses of chemotherapy, the time to do chemotherapy is about 6 months, usually using three weeks as a course of treatment, can not be based on the number of chemotherapy to determine the severity of breast cancer. In order to know the severity of breast cancer, it is necessary to do X-ray examination, tumor marker examination, pathology test, DNA test and so on. Combined with the clinical symptoms to understand the condition, the patient manifests these symptoms such as breast swelling and pain, body wasting, fever, etc. The more serious the symptoms are, the more serious the condition is. Breast cancer chemotherapy 8 times of patients should actively cooperate with the doctor’s treatment, patients do not self-medication to avoid adverse results.